Weld karfe bututuAn kasu kashi biyu iri bisa ga walda kabu siffar-daidai kabu karfe bututu da karkace karfe bututu.

Karfe kabu porosity ba kawai da yawa na bututu welds, sakamakon bututun ya kwarara, kuma zai zama batu na lalata-jawo, mai tsanani rage walda ƙarfi da taurin.

Weld porosity dalilai ne: da juyi na ruwa, datti, da baƙin ƙarfe oxide, da kauri daga cikin welded aka gyara da kuma ɗaukar hoto, da surface ingancin karfe sheet sarrafa gefen faranti, walda tsari da bututu kafa tsari da sauransu.

Matakan sarrafawa masu dacewa sune kamar haka:

1.A juyi bangaren.Lokacin da dauke da wani dace adadin CaF2 da SiO2, da walda aiki zai sha mai yawa H2, da kuma samar da HF wanda tare da wani babban kwanciyar hankali da kuma ba ya narkar da a cikin ruwa karfe , game da shi hana samuwar hydrogen gas. ramuka.

2.Accumulation kauri na juyi ne kullum 25-45mm.When Flux ne tare da babban barbashi digiri da ƙananan yawa, kai matsakaicin tara kauri, alhãli kuwa m darajar;babban halin yanzu, ƙananan saurin walda yana ɗaukar matsakaicin kauri, yayin da mafi ƙarancin ƙimar.Bayan haka, lokacin lokacin rani ko kwanakin zafi mai zafi, yakamata a bushe farfadowa kafin amfani.

3 Maganin saman ƙarfe.Don guje wa ɓarkewar ƙarfe oxide da sauran tarkace da ke faɗowa cikin tsarin gyare-gyare, yakamata a saita na'urar tsaftace allo.

4 Maganin gefen farantin karfe.Ya kamata a saita na'urar cire tsatsa da burrs a gefen farantin karfe don rage yuwuwar samuwar porosity.Mafi kyawun wuri don shigar da na'ura mai tsabta yana kusa da injin yankan faifan diski, tsarin na'urar shine dabaran waya mai aiki yayin matsayi biyu daidaitacce tazarar ƙasa, sama da ƙasa gefuna farantin matsi.

5 Bayanin layin walda.Welding form factor ne ma kananan, waldi siffar ne kunkuntar da zurfi, gas da hadawa ba sauki yayyo fita da sauki samar da pores da slag.Ikon sarrafa abubuwan walda na gabaɗaya a cikin 1.3-1.5, bututu mai kauri mai kauri ya zaɓi matsakaicin ƙimar, da ƙaramin ƙimar bakin ciki mai bango.

6 Rage filin maganadisu na biyu.Don rage tasirin maganadisu, matsayi mai haɗawa akan aikin aikin yakamata ya nisanta daga ɓangaren ƙarshen kebul ɗin walda don guje wa filin magnetic na biyu da aka haifar a cikin aikin.

7 Fasaha:Ya kamata daidai rage waldi gudun ko ƙara halin yanzu, game da shi jinkirta crystallization kudi na weld karfe wanka, domin ya sauƙaƙa saki gas, alhãli kuwa idan isar matsayi ne m, da tsiri ya kamata a dace gyara don kawar da gaban axle ta akai-akai datsa ko gada kiyaye kafa, sa iskar gas tserewa da wahala.